CN215669804U - Excavator platform bottom additional strengthening - Google Patents
Excavator platform bottom additional strengthening Download PDFInfo
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- CN215669804U CN215669804U CN202121848979.XU CN202121848979U CN215669804U CN 215669804 U CN215669804 U CN 215669804U CN 202121848979 U CN202121848979 U CN 202121848979U CN 215669804 U CN215669804 U CN 215669804U
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Abstract
The utility model relates to the technical field of engineering machinery, and discloses an excavator platform bottom reinforcing structure which comprises a bottom plate, wherein two sides of the bottom plate with longer length are provided with the same reinforcing structure components, the two reinforcing structure components are symmetrically arranged at the edge of the bottom plate along the center line of the bottom plate, and the reinforcing structure components comprise: the reinforcing plate comprises a first reinforcing rib and a second reinforcing rib, wherein the first reinforcing rib is formed by connecting two short reinforcing ribs and is arranged on the bottom plate, the second reinforcing rib is an integrated long reinforcing rib, the long reinforcing rib is arranged on the bottom plate in parallel with the first reinforcing rib, rib plates are arranged at one ends, far away from the bottom plate, of the first reinforcing rib and the second reinforcing rib, a transverse rib plate is connected between the first reinforcing rib and the second reinforcing rib, and the first reinforcing rib and the second reinforcing rib are connected with the rib plates and the bottom plate; this application has solved long strengthening rib processing difficulty through changing the strengthening rib into the sectional type by integral, warp serious problem, cancels the welding groove simultaneously for the processing of strengthening the subassembly is simple and easy, practices thrift the cost.
Description
Technical Field
The utility model relates to the technical field of engineering machinery, in particular to a bottom reinforcing structure of an excavator platform.
Background
At present, as the mode that the counterweight extends backwards is generally adopted by the heavy counterweight of the domestic excavator, the length of the counterweight is increased by 50-100mm when the counterweight is increased by 1 ton, and the corresponding platform also needs to extend backwards to ensure the safety and the reliability, and after the platform extends, the corresponding stress can be increased in multiples, thereby causing the relevant problems of the whole machine, the platform is simply extended, particularly field modification is carried out, after the platform is extended in a way of matching with the counterweight, when the excavator excavates up and down and rotates, the stress of the rear platform is multiplied, the reliability is reduced, and the platform is welded or the plate is deformed and torn; in order to avoid the problem of platform open welding and plate deformation tearing caused by platform stress increase after simply extending the platform, CN211922794U provides an excavator platform bottom reinforcing structure, and through the symmetry set up the additional strengthening subassembly on the bottom plate, set up end gusset at the lower surface of left side gusset and right side gusset, be connected horizontal gusset between left side gusset and right side gusset, the problem of platform deformation when the simple material waste and the stiffened gusset that leads to the fact of strengthening the bottom of the platform weld has been solved.
However, in the above-mentioned publication, the left side rib plate and the right side rib plate are both integrally formed long reinforcing ribs, which are difficult to machine and easy to deform, and the joint between the reinforcing rib and the bottom plate has a problem of difficulty in groove welding at multiple positions.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the excavator platform bottom reinforcing structure, wherein a long reinforcing rib of a reinforcing structure assembly is changed into a sectional type from an integral type, and an original welding groove is cancelled, so that the reinforcing structure assembly is easy to process, and meanwhile, the cost is saved.
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an excavator platform bottom additional strengthening, includes the bottom plate, the longer both sides of bottom plate length are provided with the same additional strengthening subassembly, and two additional strengthening subassemblies are along bottom plate central line symmetry setting at the edge of bottom plate, the additional strengthening subassembly includes:
the first reinforcing rib is formed by connecting two short reinforcing ribs and is arranged on the bottom plate, and the two short reinforcing ribs are respectively a first short reinforcing rib and a second short reinforcing rib;
the second reinforcing rib is an integral long reinforcing rib, is arranged on the bottom plate in parallel with the first reinforcing rib, and has the same size and shape as the first reinforcing rib;
the rib plates are arranged at one ends, far away from the bottom plate, of the first reinforcing ribs and the second reinforcing ribs;
and the transverse rib plate is connected between the first reinforcing rib and the second reinforcing rib and is connected with the rib plate and the bottom plate.
In some embodiments of the present application, the first short reinforcing bead is longer than the second short reinforcing bead.
In some embodiments of the present application, the first stiffener includes an upper surface, a lower surface, and a long side surface and a short side surface connecting the upper surface and the lower surface, an included angle between the long side surface and the upper surface and an included angle between the short side surface and the upper surface are acute angles, and an included angle between the long side surface and the upper surface is smaller than an included angle between the short side surface and the upper surface; the second reinforcing ribs are provided with upper surfaces, lower surfaces, long side surfaces and short side surfaces which have the same length as the first reinforcing ribs; the upper surfaces of the first reinforcing rib and the second reinforcing rib are arranged on the bottom plate, and the lower surfaces and the long side surfaces of the first reinforcing rib and the second reinforcing rib are connected with the rib plates.
In some embodiments of this application, the long side of first strengthening rib and second strengthening rib stretches out one section distance of bottom plate, the short side of first strengthening rib and second strengthening rib is located on the bottom plate, the bottom plate is close to the open slot has been seted up to the one end of the short side of first strengthening rib and second strengthening rib.
In some embodiments of the present application, through holes are provided on the base plate between the short sides of the first reinforcing bead and the short sides of the second reinforcing bead.
In some embodiments of the present application, the rib plates include a first rib plate connected to lower surfaces of the first and second reinforcing bars and a second rib plate connected to long sides of the first and second reinforcing bars.
In some embodiments of the present application, a plurality of the transverse rib plates are connected between the first reinforcing rib and the second reinforcing rib, and the plurality of the transverse rib plates are uniformly arranged on the first rib plate.
In some embodiments of the present application, the number of the transverse rib plates is three, two transverse rib plates are located at two ends of the first rib plate, and the other transverse rib plate is located in the middle of the first rib plate.
In some embodiments of the present application, the first reinforcing bead is located at one side of the edge of the base plate.
In some embodiments of the present application, a set of bottom plate through holes is formed in the bottom plate between the first reinforcing rib and the second reinforcing rib, and a set of rib plate through holes corresponding to the bottom plate is formed in the rib plate.
Compared with the prior art, the beneficial effect of this disclosure is:
1. the reinforcing rib arranged on one side of the edge of the bottom plate is formed by connecting two short reinforcing ribs, so that the problems that a long reinforcing rib is difficult to process and seriously deforms after being used for a long time are solved.
2. The reinforcing rib plate welded on the short side surfaces of the two reinforcing ribs is eliminated, so that the reinforcing mechanism is simpler to machine, and the production cost is saved.
Drawings
FIG. 1 is a schematic view of an excavator platform bottom reinforcement structure according to an embodiment of the present invention;
FIG. 2 is a front view of an excavator platform bottom reinforcement structure of an embodiment of the present invention;
FIG. 3 is a bottom view of an excavator platform bottom reinforcement structure in accordance with embodiments of the present invention;
FIG. 4 is a left side view of an excavator platform bottom reinforcement structure of an embodiment of the present invention.
In the figure, 100, the base plate; 110. a bottom plate through hole; 200. a reinforcing structural component; 210. a first reinforcing rib; 211. a first short reinforcing rib; 212. a second short reinforcing rib; 220. a second reinforcing rib; 231. a rib plate through hole; 232. a first rib plate; 233. a second rib plate; 240. and a transverse rib plate.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
As shown in fig. 1 to 3, in some embodiments of the present application, an excavator platform bottom reinforcing structure includes a bottom plate 100, the bottom plate 100 includes two parallel long sides and two parallel short sides, a reinforcing structure assembly is mounted at each edge of the two long sides, the two reinforcing structure assemblies 200 have the same structural size and are symmetrically arranged along a center line of the bottom plate 100, two long circular holes are formed in the bottom plate 100 between the two reinforcing structure assemblies 200, the two long circular holes are located on a straight line, a plurality of mounting holes are formed around the two long circular holes, an open slot is formed in one short side of the bottom plate 100, and mounting holes are formed in two sides of the open slot; other parts of the excavator are connected with the base plate 100 through mounting holes formed in the base plate 100, and in addition, a plurality of through holes are formed in the positions, where the reinforcing structure assemblies 200 are mounted, on the base plate 100, so that the counterweight mounting bolts can pass through smoothly.
In some embodiments of the present application, the reinforced structural assembly 200 includes a first reinforcing rib 210 and a second reinforcing rib 220, the first reinforcing rib 210 is formed by connecting two short reinforcing ribs and installed at the bottom plate 100, the second reinforcing rib 220 is a long reinforcing rib formed as an integral body and installed on the bottom plate 100 in parallel with the first reinforcing rib 210, the rib plates are installed at one ends of the first reinforcing rib 210 and the second reinforcing rib 220, which are far away from the bottom plate 100, the plurality of transverse rib plates 240 are further connected between the first reinforcing rib 210 and the second reinforcing rib 220, and the transverse rib plates 240 are also connected with the rib plates and the bottom plate 100 at the same time.
It should be noted that the first reinforcing bead 210 and the second reinforcing bead 220 have the same size and shape, and the overall structure of the reinforced structural assembly 200 is more stable by providing the cross rib plate 240 between the two reinforcing beads.
In some embodiments of the present application, the first reinforcing rib 210 and the second reinforcing rib 220 have an upper surface and a lower surface with the same size and the same length, and a long side surface and a short side surface connecting the upper surface and the lower surface, and an included angle between the long side surface and the upper surface and an included angle between the short side surface and the upper surface of the two reinforcing ribs are acute angles, the included angle between the long side surface and the upper surface is smaller than the included angle between the short side surface and the upper surface, the upper surfaces of the first reinforcing rib 210 and the second reinforcing rib 220 are both installed on the bottom plate 100, and the lower surfaces and the long side surfaces of the first reinforcing rib 210 and the second reinforcing rib 220 are connected to the rib plate.
In some embodiments of the present application, the rib plates include a first rib plate 232 and a second rib plate 233, lower surfaces of the first rib 210 and the second rib 220 are connected to the first rib plate 232, and long sides of the first rib 210 and the second rib 220 are connected to the second rib plate 233.
It should be noted that, all parts of the excavator platform bottom reinforcing structure are connected by welding, and the welding seams of the parts are not higher than 8mm, so that the deformation of the reinforcing structure or the platform caused by welding can be avoided.
In some embodiments of the present application, as shown in fig. 3, a through hole is provided in the base plate 100 between the first and second stiffener short sides for mounting other components of the excavator on the base plate 100.
It should be noted that, because the distance between the short side surfaces is short, more energy needs to be consumed during welding, and the rib plates connected to the short side surfaces of the first reinforcing rib 210 and the second reinforcing rib 220 are eliminated, so that the processing is simpler.
In some embodiments of the present application, the long sides of the first reinforcing rib 210 and the second reinforcing rib 220 extend out of the bottom plate 100 by a distance, the short sides of the first reinforcing rib 210 and the second reinforcing rib 220 are located on the bottom plate 100, and the short sides of the first reinforcing rib 210 and the second reinforcing rib 220 are close to the end of the bottom plate 100, at which the open slot is opened.
In some embodiments of the present application, a plurality of transversal bars 240 connected between the first bar 210 and the second bar 220 are uniformly arranged between the first bar 210 and the second bar 220 and connected to the first bar 232 and the bottom plate 100, and the number of transversal bars 240 is set to be appropriate according to the size of the reinforcing structure.
In some embodiments of the present application, the number of the transverse webs 240 is three, two transverse webs 240 are located at both ends of the first web 232, and the other transverse web 240 is located at the middle position of the first web 232.
In some embodiments of the present application, the two short reinforcing bars are a first short reinforcing bar 211 and a second short reinforcing bar 212, respectively, and the first short reinforcing bar 211 has a longer length than the second short reinforcing bar 212.
It should be noted that the lengths of the two short reinforcing ribs may be the same or different, and according to the actual situation, the transverse rib plate 240 is not required to be arranged at the joint of the two short reinforcing ribs.
In some embodiments of the present application, a group of rib through holes 231 is formed in the first rib 232, and a base plate through hole 110 coaxial with the rib through hole 231 is correspondingly formed in the base plate 100, so that the base plate 100 and the excavator can be stably connected by bolts.
The bottom reinforcing structure of the excavator platform has the advantages that the overall height is not higher than 65mm, the structure is compact, the middle-sized excavator type can be adopted, the strength of the excavator platform is ensured, and the phenomenon that the gap between the bottom of the excavator platform and the whole chassis is too small is avoided as much as possible.
The utility model discloses when using, carry out the components of a separate body welding with the additional strengthening structure subassembly of excavator platform bottom additional strengthening in advance, install the bottom plate on the excavator platform from the counter weight position to near slewing bearing, later weld the additional strengthening structure subassembly that the welding is accomplished on the bottom plate, manufacturability is good, extend whole excavator platform bottom additional strengthening from the installation counter weight position to near slewing bearing all the time, when guaranteeing excavator platform intensity, effectively reduce the stress distribution of whole excavator platform, the application through connect first strengthening rib through two short strengthening ribs, increase the life of strengthening rib, reduced the use of long strengthening rib, save cost, solved long strengthening rib processing difficulty and the serious problem of deformation, also can guarantee the clearance of track height and platform bottom in the gyration of excavator adds the walking process simultaneously, in addition with the gusset cancellation of two strengthening rib short side plate departments of additional strengthening structure subassembly, the use of the whole device is not influenced while one welding groove is reduced, so that the processing of the reinforcing structure at the bottom of the excavator platform is simpler.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an excavator platform bottom additional strengthening, includes the bottom plate, the longer both sides of bottom plate length are provided with the same additional strengthening subassembly, and two additional strengthening subassemblies set up the edge at the bottom plate along bottom plate central line symmetry, its characterized in that, the additional strengthening subassembly includes:
the first reinforcing rib is formed by connecting two short reinforcing ribs and is arranged on the bottom plate, and the two short reinforcing ribs are respectively a first short reinforcing rib and a second short reinforcing rib;
the second reinforcing rib is an integral long reinforcing rib, is arranged on the bottom plate in parallel with the first reinforcing rib, and has the same size and shape as the first reinforcing rib;
the rib plates are arranged at one ends, far away from the bottom plate, of the first reinforcing ribs and the second reinforcing ribs;
and the transverse rib plate is connected between the first reinforcing rib and the second reinforcing rib and is connected with the rib plate and the bottom plate.
2. The excavator platform bottom enhancement structure of claim 1 wherein the first short reinforcing bar is longer than the second short reinforcing bar.
3. The excavator platform base reinforcing structure of claim 2, wherein the first reinforcing rib comprises an upper surface, a lower surface, and a long side surface and a short side surface which are connected with the upper surface and the lower surface, an included angle between the long side surface and the upper surface and an included angle between the short side surface and the upper surface are acute angles, and an included angle between the long side surface and the upper surface is smaller than an included angle between the short side surface and the upper surface; the second reinforcing ribs are provided with upper surfaces, lower surfaces, long side surfaces and short side surfaces which have the same length as the first reinforcing ribs; the upper surfaces of the first reinforcing rib and the second reinforcing rib are arranged on the bottom plate, and the lower surfaces and the long side surfaces of the first reinforcing rib and the second reinforcing rib are connected with the rib plates.
4. The excavator platform base reinforcing structure of claim 3, wherein the long sides of the first reinforcing rib and the second reinforcing rib extend out of the base plate for a distance, the short sides of the first reinforcing rib and the second reinforcing rib are located on the base plate, and an open slot is formed in one end of the base plate, which is close to the short sides of the first reinforcing rib and the second reinforcing rib.
5. The excavator platform base reinforcing structure of claim 4, wherein a through hole is provided on the base plate between the short side surface of the first reinforcing bead and the short side surface of the second reinforcing bead.
6. The excavator platform bottom strengthening structure according to claim 3, wherein the rib plates comprise a first rib plate and a second rib plate, the first rib plate is connected with the lower surfaces of the first reinforcing rib and the second reinforcing rib, and the second rib plate is connected with the long sides of the first reinforcing rib and the second reinforcing rib.
7. The excavator platform bottom enhancement structure of claim 6 wherein a plurality of the transverse web plates are connected between the first reinforcing rib and the second reinforcing rib, and the plurality of transverse web plates are evenly arranged on the first web plate.
8. The excavator platform bottom reinforcing structure according to claim 7, wherein the number of the transverse rib plates is three, two transverse rib plates are located at two ends of the first rib plate, and the other transverse rib plate is located in the middle of the first rib plate.
9. The excavator platform bottom enhancement of any one of claims 1 to 8 wherein the first reinforcement rib is located on one side of the floor edge.
10. The excavator platform bottom reinforcing structure according to any one of claims 1 to 8, wherein a group of bottom plate through holes are formed in the bottom plate between the first reinforcing rib and the second reinforcing rib, and a group of rib plate through holes corresponding to the bottom plate are formed in the rib plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121848979.XU CN215669804U (en) | 2021-08-09 | 2021-08-09 | Excavator platform bottom additional strengthening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121848979.XU CN215669804U (en) | 2021-08-09 | 2021-08-09 | Excavator platform bottom additional strengthening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215669804U true CN215669804U (en) | 2022-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121848979.XU Active CN215669804U (en) | 2021-08-09 | 2021-08-09 | Excavator platform bottom additional strengthening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215669804U (en) |
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2021
- 2021-08-09 CN CN202121848979.XU patent/CN215669804U/en active Active
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| CP01 | Change in the name or title of a patent holder |
Address after: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee after: Lovol Heavy Industry Group Co.,Ltd. Address before: 266500 No. 75 East Huanghe Road, Huangdao District, Qingdao City, Shandong Province Patentee before: LOVOL Engineering Machinery Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |